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55050032541 = 375971625789
BaseRepresentation
bin110011010001001111…
…001101010110011101
312021002112100101221010
4303101033031112131
51400220302020131
641142321125433
73656122361460
oct632117152635
9167075311833
1055050032541
112138a343269
12a804189879
13526409876a
1429432d72d7
151672dd0b46
hexcd13cd59d

55050032541 has 32 divisors (see below), whose sum is σ = 86509209600. Its totient is φ = 30488391360.

The previous prime is 55050032539. The next prime is 55050032551. The reversal of 55050032541 is 14523005055.

It is a happy number.

It is not a de Polignac number, because 55050032541 - 21 = 55050032539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55050032499 and 55050032508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55050032501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224926 + ... + 400863.

It is an arithmetic number, because the mean of its divisors is an integer number (2703412800).

Almost surely, 255050032541 is an apocalyptic number.

It is an amenable number.

55050032541 is a deficient number, since it is larger than the sum of its proper divisors (31459177059).

55050032541 is a wasteful number, since it uses less digits than its factorization.

55050032541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625929.

The product of its (nonzero) digits is 15000, while the sum is 30.

Adding to 55050032541 its reverse (14523005055), we get a palindrome (69573037596).

The spelling of 55050032541 in words is "fifty-five billion, fifty million, thirty-two thousand, five hundred forty-one".

Divisors: 1 3 7 21 59 71 177 213 413 497 1239 1491 4189 12567 29323 87969 625789 1877367 4380523 13141569 36921551 44431019 110764653 133293057 258450857 311017133 775352571 933051399 2621430121 7864290363 18350010847 55050032541